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Study identifier: NCT07256392 Synced from ClinicalTrials.gov · August 03, 2026
● Enrolling By Invitation

Long-term Efficacy and Safety Extension (LTE) Study of Barzolvolimab in Participants With Chronic Spontaneous Urticaria

Condition: Chronic Spontaneous Urticaria  ·  Sponsor: Celldex Therapeutics

PhasePhase 3
Planned participants1370
Who can joinAll sexes, 18 Years to no upper limit
Healthy volunteersNo

About this study

The purpose of this extension study is to collect long-term efficacy and safety data on barzolvolimab in adult participants with Chronic Spontaneous Urticaria (CSU) who completed the treatment and follow-up periods of the Phase 3 clinical trials. This study will also fulfill the Celldex commitment to provide post-trial access to participants who have completed the phase 3 studies, where applicable.

This description comes directly from the study's public registry record.

Talk to the study team

No contact information is available for this study as per the public registry record.

Always discuss trial participation with your own doctor first.

Locations (96)

Cahaba Dermatology & Skin Health Center, LLCBirmingham, Alabama, United States
Medical Research of ArizonaScottsdale, Arizona, United States
Center for Dermatology & Plastic Surgery - AvacareScottsdale, Arizona, United States
Kern ResearchBakersfield, California, United States
Allergy and Asthma Associates of Southern California - Laguna Niguel - CRNLaguna Niguel, California, United States
Dermatology Research AssociatesLos Angeles, California, United States
LA Universal Research Center, Inc.Los Angeles, California, United States
Encore Medical Research of Boynton Beach LLCBoynton Beach, Florida, United States
Dolphin Medical ResearchDoral, Florida, United States
Direct Helpers Research CenterHialeah, Florida, United States
Deluxe Health CenterMiami Lakes, Florida, United States
Sarasota Clinical ResearchSarasota, Florida, United States

+ 84 more locations — full list on the registry record.

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